Preheat oven to 375 degrees.,In food processor, combine graham cracker, 2 tablesppons sugar, buter and cinammon.,Pulse crumb ingredients until blended.,______,In food processor, blend cream cheese, 1 cup sugar, eggs and 2 teaspoons vanilla. Process until smooth.,Pour cream cheese mixture over prepared crust.,Bake for 25-30 minutes or until filling is set. Allow to cool for 2 hours on wire rack.,Preheat oven to 350 degrees.,In a small bowl, mix together the sour cream, 1/4 cup sugar and 1 teaspoon vanilla.,Spread over cheesecake.,Bake for 10-15 minutes.,Cool on wire rack and store covered in refrigerator until serving.